United States Air ForceThor Burner 2Space Launch Complex 10W, Vandenberg SFB, CA, USA
DSAP-4A F2
Launched
February 8, 1967
Summary
DSAP-4A F2 launched on an United States Air Force Thor Burner 2 from Space Launch Complex 10W, Vandenberg SFB, CA, USA on February 8, 1967. It was United States Air Force's 380th launch, 8th this year and humanity's 660th orbital launch attempt. It was the 2nd Thor Burner 2 flight and the 1st this year. The payload was bound for Sun-Synchronous Orbit (SSO). OPS 6073, one of 2 catalogued objects, reached a 800 × 874 km orbit inclined 98.8°. 2 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Vehicle
- Thor Burner 2 · United States Air Force
- Booster
- No booster details on record.
- Mission
- Earth Science · Sun-Synchronous Orbit (SSO)
- Milestone
- 2nd Thor Burner 2 flight · 1st this yearUnited States Air Force's 380th launch8th this yearhumanity's 660th orbital launch attempt12th orbital launch attempt this year
Flight preview
Orbit: as tracked
OPS 6073 · NORAD 2669 · 1967-010 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- OPS 6073 (DMSP 4A F2)
- Object ID
- 1967-010A
- Epoch
- 1967-02-08 12:30:41 UTC
- Mean motion
- 14.18630524 rev/day
- Eccentricity
- 0.0051199
- Inclination
- 98.8239°
- Ascending node
- 312.6249°
- Arg. of perigee
- 44.7279°
- Mean anomaly
- 315.7896°
- Element set
- 999
- Rev at epoch
- 3
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: SSO. Ascent drawn from padside's representative profile.
Catalogued objects
2 catalogued: 1 payload, 1 rocket stage; 2 still in orbit
- OPS 6073 · NORAD 2669 · in orbit
Burner II No. 2 · in orbit
Data from J. McDowell, planet4589.org
About this launch
DSAP-4A (Defense Satellite Application Program Block 4A) was the fourth version of the military meteorological satellites of the Defense Meteorological Satellite Program.
Pad

Space Launch Complex 10W, Vandenberg SFB, CA, USA
8th launch from Space Launch Complex 10W, 1st this year · 250th from Vandenberg SFB, CA, USA
31 launches from this pad · 919 from Vandenberg SFB, CA, USA
145 days after the previous launch from this pad
Questions
When did DSAP-4A F2 launch?
DSAP-4A F2 launched on February 8, 1967. The time is known to the hour, not the minute.
Where can I watch DSAP-4A F2?
No webcast is on record for this launch.
What rocket launched DSAP-4A F2?
Thor Burner 2, flown by United States Air Force. Thor Burner 2 spec sheet
Where did DSAP-4A F2 launch from?
Space Launch Complex 10W, Vandenberg SFB, CA, USA.
What orbit did DSAP-4A F2 reach?
OPS 6073, one of 2 catalogued objects, reached a 800 × 874 km orbit inclined 98.8°.
How many satellites did DSAP-4A F2 launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).